scraping proxy lists from https://free-proxy-list.net using scalpel
copied/modified from test/Test.hs:
{-# LANGUAGE TypeApplications #-}
import Text.HTML.Scalpel (scrapeURL)
import Text.HTML.Scalpel.FreeProxyList (freeProxyListUrl, freeProxyListScraper)
main = do
result <- scrapeURL @String -- to prevent ambiguous type
freeProxyListUrl freeProxyListScraper
case result of
Just proxies -> print proxies
Nothing -> error $ "unable to download from " <> freeProxyListUrl